"Lot's of confusion over the dangling car off of the DVP [Don Valley Parkway] bridge in Toronto being a movie shoot. Are the cameras, cast and crew hiding? Did they finish filming and simply forget the dangling car? Was it an alien prank? Will we ever know the truth..." wrote @sun_eb on Twitter.

"Art project??" tweeted @Gwenhyvar_Green, while @markdixon100 suggested: "Probably a body in the boot and a mafia hit."